S2, E14: Jack's (Sean Hayes) insistence that Will (Eric McCormack) be nicer to his fiancé, Estefan (guest star Brian Jordan Alvarez), backfires when Estefan thinks Will is in love with him. In a hurry to buy her boyfriend Noah (guest star David Schwimmer) a Valentine's Day gift, Grace (Debra Messing) unknowingly knocks over a prominent figure while going after a taxi. And when Karen (Megan Mullally) discovers that Noah not only writes her favorite romance novels but also plans to kill off the main character, she forces him to rewrite the story.